Why to often remember her smiling face does her sound want to forgot to also do not forget I do not think she is in my cerebra but hope to you can stay inside forever again what am I?

• 为什么老是想起她她的笑脸她的声音想忘也忘不了我不想她在我的大脑里但又希望永远能留在里面我是什么了？